<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
</head>

<frameset bordercolor="green" border="100" rows="20%,*" scrolling="no" frameborder="0" >
	<frame src="./subframe/top.html" name="topFrame" noresize="noresize" />
	<frameset cols="25%,*">
		<frame src="subframe/middle.html" name="leftFrame" />
		<frame src="subframe/bottom.html" name="rightFrame" />
	</frameset>
</frameset>
<noframes>
	<body>如浏览器不支持框架，才显示body内的内容
	</body>
</noframes>
</html>